St. Mary's is a city located in Alaska. With a 2020 population of 617, it is the 102nd largest city in Alaska and the 17882nd largest city in the United States. St. Mary's is currently growing at a rate of 1.48% annually but its population has decreased by -6.52% since the most recent census, which recorded a population of 660 in 2020. Spanning over 52 miles, St. Mary's has a population density of 14 people per square mile.
The average household income in St. Mary's is $53,881 with a poverty rate of 30.61%. The median rental costs in recent years comes to - per month, and the median house value is $87,000. The median age in St. Mary's is 25.1 years, 26.6 years for males, and 24.5 years for females.
According to the most recent ACS, the racial composition of St. Mary'swas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among white people with a rate of 100.00%.
The highest rate of bachelors degrees is among white people with a rate of 63.64%.
79.27% of St. Mary's residents speak only English, while 20.73% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 20.73% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in St. Mary's is Islander, with 100.00% below the poverty level.
The race least likely to be in poverty in St. Mary's is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 4.76%. Among those working part-time, it was 27.36%, and for those that did not work, the poverty rate was 34.59%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in St. Mary's
100.00% of St. Mary's residents were born in the United States, with 96.06% having been born in Alaska. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.